import json
with open('JSON文件.json', 'r', encoding='utf-8-sig')as f:
    str=f.read()

data=json.loads(str)
print(data)

name_age = data['people']
print(name_age)
target_name=name_age[0]['name']
target_age=name_age[0]['age']
print(target_name+':'+target_age)
